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Qhov zoo ntawm Laser Vuam nyob rau hauv Kev Tsim Cov Khoom Siv Hluav Taws Xob

Sep 22, 2022

Muaj ob lub ntsiab zoo ntawm laser vuam nyob rau hauv kev tsim ntawm aviation yam ntxwv qhov chaw: ua ntej, vuam hloov tsoos riveting, txuag ntau rivets thiab zoo txo ​​qhov hnyav; Qhov thib ob, lub zog ntawm tag nrho cov kev sib koom ua ke yog zoo dua li ntawm kev sib txuas ntawm cov rivet ntau. Raws li pom nyob rau hauv daim duab 1, lub zog ntawm titanium alloy weld thiab nws tshav kub cuam tshuam cheeb tsam yog ntau dua li ntawm lub hauv paus hlau. Lub zog ntawm tag nrho cov vuam seam yog qhov zoo heev, uas tuaj yeem ua rau lub neej qaug zog ntawm lub cav lub cev.

Fig1Tensile fracture location of titanium alloy laser welding

Tam sim no, cov cuab yeej siv dav tshaj plaws thiab paub tab yog T-joint dual-beam laser vuam thev naus laus zis, uas yog thawj zaug siv los ntawm Airbus hauv 2000 rau lub cev qis ntawm daim tawv nqaij vuam ntawm A318 series aircraft (saib daim duab 2). Nws tau lees paub tias yog kev hloov kho thev naus laus zis hauv kev lag luam loj ntawm cov neeg caij dav hlau tsim khoom hauv kaum xyoo tsis ntev los no thiab hloov cov tswv yim ib txwm siv uas vuam tshuab tsis haum rau kev tsim dav hlau.

Fig.2 Lower fuselage welding of Airbus A318

Laser vuam ntawm TC4 titanium alloy thiab TA15 titanium alloy tau raug kawm nyob rau hauv Suav teb. Laser vuam tau siv nyob rau hauv kev tsim cov titanium pelvis fins, tailor-welding ntawm titanium alloy daim tawv nqaij, T-joint vuam ntawm phab ntsa phaj thiab ntev truss ntawm ib co aircraft hom nyob rau hauv Tuam Tshoj, thiab cov kev txhawb tsim khoom siv kuj mature. Daim duab 3 qhia tau hais tias cov cuab yeej siv vuam synchronous ntawm COMAC ob lub nqaj rau lub tshuab neeg caij tsheb. Tsis tas li ntawd, Beijing Institute of Aeronautical Manufacturing Engineering tau siv laser vuam tshuab rau kev tsim cov cav titanium bearing cov tswv cuab.

Fig.3Double beam welding equipment of COMAC

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